Before running the setup.exe for IP Office Manager 9.1, verify your environment meets these requirements: Downloading the Software - Avaya Documentation
: This version removed default service users like "Manager" and "Operator" to force administrators to create unique, secure credentials. avaya ip office manager 9.1 download
: If a previous version is detected, the installer will ask if you want to upgrade; select to maintain existing configurations. Select Components : In the "Custom Setup" window, ensure System Monitor Before running the setup